Stainless Steel Thumbturn & Release On Square Rose
- Product Information
Coding Rule: S for Square Rose Base, T for Thumbturn Knob, the second R for Release Mechanism. Figures after T and the last‑R indicate their respective style. Suffix‑I adds the green occupied‑vacant status indicator.


S‑T02R01 Specification Explanation
S‑T02R01 is a standard square‑rose thumbturn and release lock equipped with streamlined oval twist knob. Precision‑machined square mounting base and stable R01 release‑structure delivers silky‑smooth rotation movement. This non‑indicator privacy fitting suits wooden interior doors, home bathrooms and regular private‑room hardware requirements.
S‑T02R01‑I Specification Explanation
S‑T02R01‑I inherits the mature T02 thumbturn and R01 release framework, fitted with visible green vacant‑occupied indicator window. Multiple surface‑finish selections are available. It is well‑suited for office lavatories, commercial‑building restrooms and public washroom indicator hardware.
S‑T02R04 Specification Explanation
S‑T02R04 square‑rose thumb‑turn hardware retains the comfortable T02 oval knob and adopts upgraded heavy‑duty R04 release assembly. The reinforced mechanical structure tolerates frequent daily operation, designed for high‑traffic public‑toilet stalls, stadium and school restroom doors without status indicator.
S‑T02R04‑I Specification Explanation
S‑T02R04‑I high‑strength square‑rose thumbturn lock combines durable R04 release hardware plus green occupied‑vacant indicator. Clear status prompt prevents awkward interruptions, ideal for shopping‑mall washrooms, hospital lavatories and busy public restroom projects.
S‑T11R03 Specification Explanation
S‑T11R03 minimalist square‑base thumb‑turn lock comes with slim linear‑style turning knob and reliable R03 release mechanism. All edges are smoothly deburred for a tidy contemporary look. This non‑indicator variant matches modern‑style villas, boutique restroom and aluminium door hardware‑matching projects.
S‑T11R03‑I Specification Explanation
S‑T11R03‑I slim bar‑shaped thumbturn‑release fitting adds practical green status indicator window on the T11 minimalist knob and R03 release body. Clean‑cut square rose plate adapts to upscale apartments, office‑block restrooms and unified commercial washroom hardware renovation.
Stainless Steel Thumbturn&Release On Square Rose Material Options
Three stainless steel grades available for Thumbturn&Release On Square‑Rose. CNC machined square mounting base with integrated twist‑type thumbturn indicator lock, smooth rotating movement and durable locking performance suited for frequent washroom usage. Fits door thickness 8mm–70mm; matched waterproof silicone gaskets fit 8–15mm tempered glass washroom doors. Custom‑orderable rose dimension, thumb‑turn dimension and mounting hole spacing for residential restrooms, hotel lavatories, office wash‑rooms, public‑toilet stalls and seaside construction hardware projects. SUS316 passes BS Class 5 salt spray certification to resist coastal chloride erosion.
Stainless Steel Grade Selection for Square‑Rose Thumbturn and Indicator Release Lock



Stainless Steel Thumbturn&Release On Square Rose Surface Finishes






- Descriptions
Standard Accessories:
● 1pc x 8×8×60mm zinc‑plated steel square spindle
● 2pcs x M4×60mm nickel‑plated steel through bolts5‑Year Warranty: Reliable long‑term service guarantee for our thumbturn release lock hardware.
Customized Logo: Equipped with professional laser‑engraving equipment to print your exclusive company logo for strengthened brand presentation.
Customized Color: Match the finish tone to suit your existing door hardware and decoration style.
Customized Packaging: Adjust carton packing quantity, submit your artwork for bespoke outer boxes and printable installation guides to support your retail sales.
High Quality and Durable: This square release lock is manufactured from premium‑grade stainless‑steel. It resists rusting and delivers extended service life. Stainless‑steel outperforms aluminium and zinc‑alloy on hardness and impact‑resistance and will not deform easily upon collision. Its smooth finished surface provides comfortable tactile‑feedback.
Perfect design and function: Boasting a clean, contemporary silhouette, this thumb‑turn mechanism locks and unlocks doors, with the indicator window showing occupancy status for people on the exterior side.
Environmentally friendly: Our durable stainless‑steel hardware cuts down repeated hardware‑replacement waste. The extended usable lifespan conserves global metal resources and supports environmental‑friendly consumption.
Best price: We are a dedicated door‑hardware manufacturer with mature production workflows. Optimized manufacturing lowers our production cost so we can supply you with highly‑competitive unit pricing. We welcome long‑term, mutually‑beneficial business partnerships.
Compatible Door Types: Our stainless‑steel privacy release lock suits wooden doors, metal doors, UPVC doors, patio doors, French doors and composite entrance doors for widespread domestic and commercial hardware usage.
- Production Process
We have many years of production experience and complete production equipment. We take every production process seriously, never sloppy, just to let customers have perfect products.

1. Molding

2. Cutting

3. Punching

4. Machinery Processing

5. Welding

6. Polishing

7. QC

8. Assembly

9. Packing


